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This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...
Abell 2255 is a cluster containing between 300 and 500 constituent galaxies, many of which are merging. It's located around ...
The discovery, made with the LOFAR (LOw Frequency ARray) radio instrument in Europe, indicates that galaxy clusters, which ...
JWST observations help researchers in spotting a 'jellyfish galaxy' with a 'tentacle' full of released stellar material.
Views of a massive galaxy cluster Abell 2256 have been captured by NASA’s Chandra X-ray Observatory, ESA’s XMM-Newton and ...
Some of these open clusters are pretty famous, such as the Pleiades cluster, also known as the Seven Sisters. This is ...
Astronomers studying a distant galaxy cluster stumbled upon ancient radio signals that might hold clues to the formation of ...
A new study finds that galaxy clusters — cosmic cities packed with thousands of galaxies — trace invisible highways of dark ...
The cloud around it is nearly a whopping 20 million light-years across—about 20 times the diameter of our Milky Way galaxy—beating the previous record holder, seen around cluster Abell 2255 ...
Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.
A powerful new telescope in Chile is set to transform astronomy, and its first pictures of stellar nurseries and galaxies ...
The debut images from a powerful telescope at Chile's Vera Rubin Observatory show distant galaxies and star-forming regions ...